split sideWallConnector into parts

rack/side/magnetModule.scad

@@ -0,0 +1,69 @@
+
+include <../config.scad>
+include <./sideWallVariables.scad>
+include <../sharedVariables.scad>
+include <../../helper/halfspace.scad>
+include <../../misc/magnet.scad>
+
+module magnetModule() {
+
+  applyYBarScrewMount()
+  applyMagnetMount()
+  base();
+
+  module base() {
+    intersection() {
+      cube(size = [sideWallConnW, sideWallConnD, sideWallConnLugDepression]);
+
+      // TODO: pattern for this? beef up mirror4XY?
+      cVal = 0.5;
+      halfspace(p=[0,cVal,0], vpos=[0,1,1]);
+      halfspace(p=[cVal,0,0], vpos=[1,0,1]);
+      halfspace(p=[sideWallConnW-cVal,0,0], vpos=[-1,0,1]);
+      halfspace(p=[0,sideWallConnD-cVal,0], vpos=[0,-1,1]);
+    }
+  }
+
+  module applyYBarScrewMount() {
+    apply_n() {
+      translate(v = [yBarScrewHoleToOuterYEdge, yBarScrewHoleToFrontXEdge, sideWallConnLugDepression])
+      counterSunkHead_N(rackFrameScrewType, headExtension = eps, screwExtension = inf10);
+
+      children(0);
+    }
+  }
+
+  module applyMagnetMount() {
+
+    magnetMountDx = magnetMountShellRadius;
+    magnetMountDy = magnetMountToYBarFront - sideWallSlotToXZ;
+    magnetMountDz = magnetMountToYBarTop + sideWallConnLugDepression;
+
+    apply_pn() {
+      magnetMountShell();
+      magnetMountHole();
+      children(0);
+    }
+
+    module magnetMountShell() {
+      hull() {
+        translate(v = [0, magnetMountDy, magnetMountDz])
+        rotate(a = [0, 90, 0])
+        cylinder(r = magnetMountShellRadius, h = sideWallConnW-magnetFaceToSideWallConnOuterYEdge);
+
+        translate(v = [0, 2, sideWallConnH])
+        cube(size = [sideWallConnW-magnetFaceToSideWallConnOuterYEdge, 2*magnetMountShellRadius, eps]);
+      }
+    }
+
+    module magnetMountHole() {
+      translate(v = [sideWallConnW-(magnetFaceToSideWallConnOuterYEdge+magnetHSlacked),
+        magnetMountDy,
+        magnetMountDz])
+      rotate(a = [0, 90, 0])
+      cylinder(r = magnetRSlacked, h = magnetHSlacked);
+    }
+  }
+
+
+}